Ventilated perforated Neoprene sleeve

Aluminum Sprocket

Designed to be a safe and predictable choice for every day riding on paved roads

Manufacturer's Part#: 03-478

The fit is perfect for an aftermarket bumper with a 4-inch-round hole

Supersprox - Sprocket 48 Rear Yamaha Black (RAL-245-48-BLK) K-Type-Protective Gear Replacement Parts Ventilated perforated Neoprene sleeveDrive Sprocket Front Drive Sprocket Supersprox front sprockets are the best on the market today, with a balance between performance and longevity. Features SCM435 Ni Chrome Molybdenum low corrosion steel. Case hardened surface for maximum water resistance. Low carbon core to prevent breakage. Has the ultimate combination of strength and hardness. Rear Drive Sprocket (many style available) Stealth Sprocket (aluminum & steel) Longer system life without